Great Lakes Limestone Up 10.7 Percent in October
Loadings from U.S. quarries totaled 3.2 million tons, an increase of 9.7 percent. Shipments from Canadian quarries totaled 736,157 tons, an increase of 15.3 percent.
Year-to-date the limestone trade stands at 25 million tons, an increase of 1.5 percent compared to 2021. Loadings from Michigan and Ohio quarries total 19.9 million tons, an increase of 2.2 percent. Shipments from Ontario quarries total 5.1 million tons, a decrease of 1.1 percent.
Cargo Volumes Down Despite Increased Vessel Activity on the St. Lawrence Seaway
Cargo volumes on the St. Lawrence Seaway remained below last year’s pace through June, although vessel traffic continued to increase, reflecting a mixed start to the 2026 navigation season. According... Read More
Great Lakes Limestone and Iron Ore Trade Up in June
U.S. shipments of limestone on the Great Lakes totaled 3 million tons in June, an increase of 4.5% compared to June 2025. According to the Lake Carriers’ Association (LCA), this... Read More

